may try that, we wernt using a filter never hav. we were both using our hands, they seemed interested as they were moving about round us, the field was huge.
i dont think thers anything wrong with our calling , its quite good actually. we got a cub the other nite , it came [bANNED TEXT] in on us bout 10 metres, quickist kill ive ever seen. i dont think they were cubs as they seemed rele smart, moving about ect. but i could be wrong.